Lighting Effects Hot Keys:
Fn + Right or Fn + Left,
Fn + Up: Brightness up,
Fn + Down: Brightness down,
On The Fly Macro Recording:
Step 1: Fn + Right-ALT to start recording,
Step 2: Fn + Right-ALT to end recording,
Step 3: Assign Macro Key,
Play/Pause (F5),
Stop (F6),
Backward (F7),
Forward (F8),
Mute/Unmute (F9),
Volume Up (F10),
Volume Down (F11),
Stealth key - Show desktop & mute (F12)